203136130053240 has 64 divisors (see below), whose sum is σ = 641482515964800. Its totient is φ = 51318601276032.

The previous prime is 203136130053239. The next prime is 203136130053257. The reversal of 203136130053240 is 42350031631302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44547394662 + ... + 44547399221.

It is an arithmetic number, because the mean of its divisors is an integer number (10023164311950).

Almost surely, 2^{203136130053240} is an apocalyptic number.

203136130053240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203136130053240 is an abundant number, since it is smaller than the sum of its proper divisors (438346385911560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203136130053240 is a wasteful number, since it uses less digits than its factorization.

203136130053240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89094793916 (or 89094793912 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 33.

Adding to 203136130053240 its reverse (42350031631302), we get a palindrome (245486161684542).

The spelling of 203136130053240 in words is "two hundred three trillion, one hundred thirty-six billion, one hundred thirty million, fifty-three thousand, two hundred forty".